Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 86,954	$ 107,858
Restricted cash	490	490
Marketable securities	176,971	215,464
Accounts receivable	1,479	0
Other receivables	6,444	4,346
Inventory	328	0
Derivative asset	477	0
Prepaid expenses and other current assets	3,891	3,341
Total current assets	277,034	331,499
Property, plant, and equipment, net	190,669	154,183
Operating lease right-of-use asset	2,625	2,779
Intangible assets, net	150	160
Other long-term assets	12,992	5,079
Total assets	483,470	493,700
Current liabilities
Accounts payable	7,922	10,384
Accrued expenses	5,686	8,414
Operating lease liability, current	624	619
Other liabilities, current	731	51
Derivative liability	61	344
Total current liabilities	15,024	19,812
Earnout liability	29,894	42,533
Canadian Government Research and Development Program liability	7,194	7,185
Assumed common stock warrants liability	24,106	30,872
Notes payable	5,189	5,847
Operating lease liability	2,092	2,249
Other liabilities, long-term	8,829	8,297
Total liabilities	92,328	116,795
Commitments and contingencies (See Note 19)
STOCKHOLDERS’ EQUITY
Preferred stock, $0.0001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of March 31, 2023 and December 31, 2022	0	0
Common stock, $0.0001 par value, 1,000,000,000 shares authorized; 143,267,991 and 143,034,225, issued and outstanding as of March 31, 2023 and December 31, 2022, respectively (including 4,500,000 Sponsor Vesting Shares)	14	14
Additional paid-in capital	374,010	371,072
Retained earnings	31,541	21,772
Accumulated other comprehensive loss	(14,423)	(15,953)
Total stockholders’ equity	391,142	376,905
Total liabilities and stockholders’ equity	$ 483,470	$ 493,700